package com.atstudying.mall.order.config;

import com.atstudying.mall.order.entity.OrderEntity;
import com.rabbitmq.client.Channel;
import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.io.IOException;
import java.util.HashMap;

/**
 * @author Mr.zhneg
 * @create 2020-11-25-21:24
 */
@Configuration
public class MyMQConfig {


    @RabbitListener(queues = "order.release.order.queue")
    public void listener(OrderEntity orderEntity, Channel channel, Message message) throws IOException {

        System.out.println("收到过期的订单信息：准备关闭订单"+orderEntity.getOrderSn());
        //


        channel.basicAck(message.getMessageProperties().getDeliveryTag(),false);
    }
    //@Bean Queue Binding Exchange 都会自动创建（rabbitmq没有的情况
    //RabbitMQ 里面只要有。@Bean属性发生变化也不会覆盖
    @Bean
    public Queue orderDelayQueue(){

        HashMap<String, Object> arguments = new HashMap<>();
        arguments.put("x-dead-letter-exchange","order-event-exchange");
        arguments.put("x-dead-letter-routing-key","order.release.order");
        arguments.put("x-message-ttl",60000);
        Queue queue = new Queue("order.delay.queue", true, false, false, arguments);
        return queue;
    }
    @Bean

    public Queue orderReleaseOrderQueue(){
        Queue queue = new Queue("order.release.order.queue", true, false, false,null);
        return queue;
    }
    @Bean

    public Exchange orderEventExchange(){
        //name, durable, autoDelete, arguments
        DirectExchange directExchange = new DirectExchange("order-event-exchange", true, false, null);

        return directExchange;
    }
    @Bean

    public Binding orderCreateOrderBinding() {

        Binding binding = new Binding("order.delay.queue", Binding.DestinationType.QUEUE, "order-event-exchange", "order-create-order", null);

        return binding;
    }
    @Bean

    public Binding orderReleaseOrderBinding() {

        Binding binding = new Binding("order.release.order.queue", Binding.DestinationType.QUEUE, "order-event-exchange", "order-release-order", null);
        return binding;

    }
}
